A person who travels around selling goods, typically small items.

Someone who promotes or advocates for a particular idea or cause.

किसी विशेष विचार या कारण का प्रचार करने वाला

English Usage: He became a pedlar for environmental awareness in the community.

Hindi Usage: वह समुदाय में पर्यावरणीय जागरूकता का प्रचारक बन गया।